33. The call option held by the residential mortgage holder is in the money when market interest rates are less
than the interest rate on an existing mortgage.
34. A bad news effect of increased mortgage prepayments on a mortgage pool caused by decreasing market
interest rates includes a reduction in the discount rate on the mortgage cash flow.
35. A good news effect of increased mortgage prepayments on a mortgage pool caused by decreasing market
interest rates includes the receipt of fewer scheduled interest payments.
36. Prepayment models are attempts by professional mortgage portfolio managers to estimate the rate of
prepayment on given mortgage pools.
37. The weighted-average life of a loan is greater than the duration of the loan.
38. Mortgage pools that are assumed to prepay at a rate of speed that is more rapid than the PSA model would
indicate, are said to prepay at less than 100 percent PSA behavior because the mortgage life and balance will
exist for a longer time.